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How do you debug PHP scripts? [closed]

How do you debug PHP scripts? 30 Answers 30 ...
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How can I create an error 404 in PHP?

My .htaccess redirects all requests to /word_here to /page.php?name=word_here . The PHP script then checks if the requested page is in its array of pages. ...
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Setting PayPal return URL and making it auto return?

This is a follow up question to: PHP: Easy way to start PayPal checkout? 6 Answers 6 ...
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PHP: How to send HTTP response code?

I have a PHP script that needs to make responses with HTTP response codes (status-codes), like HTTP 200 OK, or some 4XX or 5XX code. ...
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Test PHP headers with PHPUnit

I'm trying to use PHPunit to test a class that outputs some custom headers. 7 Answers ...
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Get $_POST from multiple checkboxes

...ck_list'][]). Here's a little sample as requested: <form action="test.php" method="post"> <input type="checkbox" name="check_list[]" value="value 1"> <input type="checkbox" name="check_list[]" value="value 2"> <input type="checkbox" name="check_list[]" value="value...
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How do I get an object's unqualified (short) class name?

How do I check the class of an object within the PHP name spaced environment without specifying the full namespaced class. ...
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PHP: If internet explorer 6, 7, 8 , or 9

I want to do a conditional in PHP for the different versions of Internet Explorer along the lines of: 17 Answers ...
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PHP convert XML to JSON

I am trying to convert xml to json in php. If I do a simple convert using simple xml and json_encode none of the attributes in the xml show. ...
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Linux 进程卡住了怎么办? - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术

...rocess在我们使用 Linux 系统时,如果网络或者磁盘等 I O 出问题,会发现进程卡住了,即使用 kill -9 也无法杀掉进程,很多常用的调试工具,比如 strace, pstack 等也都失灵了 在我们使用 Linux 系统时,如果网络或者磁盘等 I/O 出...